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197932 = 2277069
BaseRepresentation
bin110000010100101100
3101001111211
4300110230
522313212
64124204
71453030
oct602454
9331454
10197932
11125789
1296664
136c127
14521c0
153d9a7
hex3052c

197932 has 12 divisors (see below), whose sum is σ = 395920. Its totient is φ = 84816.

The previous prime is 197927. The next prime is 197933. The reversal of 197932 is 239791.

197932 is an admirable number.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a plaindrome in base 11.

It is a nialpdrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 197894 and 197903.

It is not an unprimeable number, because it can be changed into a prime (197933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3507 + ... + 3562.

2197932 is an apocalyptic number.

It is an amenable number.

197932 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

197932 is a wasteful number, since it uses less digits than its factorization.

197932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7080 (or 7078 counting only the distinct ones).

The product of its digits is 3402, while the sum is 31.

The square root of 197932 is about 444.8954933465. The cubic root of 197932 is about 58.2780937383.

The spelling of 197932 in words is "one hundred ninety-seven thousand, nine hundred thirty-two".

Divisors: 1 2 4 7 14 28 7069 14138 28276 49483 98966 197932